What is the third leading cause of death in ages 10 to 19? | Suicide |
What percentage of newborns have CHD? | 5% to 10% |
List some environmental factors contributing to congenital heart defects | Intrauterine rubella exposure
Maternal alcoholism
Diabetes
Advanced maternal age
Maternal drug ingestion |
List some genetic factors contributing to the development of congenital heart defects: | Sibling or parent with CHD
Chromosomal anomalies
Other noncardiac congenital anomalies |
What is the source of oxygen and nutrients for the developing fetus? | The placenta |
Oxygenated blood is brought to the fetus by the _________ vein | Umbilical |
Oxygenated blood enters the fetal heart via the: | Inferior vena cava |
The four CHD categories are related to: | Increased pulmonary blood flow
Decreased pulmonary blood flow
Obstruction to systemic blood flow
Mixed blood flow |
Administration of ________ is effective in closing the ductus arteriosus in full-term and premature newborns | Indomethacin |
Which palliative procedure can be performed in infants with symptomatic VSD's? | Pulmonary artery banding |
What is the most common CHD resulting in decreased pulmonary blood flow? | Tetralogy of Fallot |
Tetralogy of Fallot involves four defects: | 1. Pulmonary stenosis
2. VSD
3. Right ventricular hypertrophy
4. Overriding aorta |
In coarctation of the aorta, blood pressure in the arm is _____ higher than that in the legs | 20 mm Hg |
Iron-deficiency anemia peaks in children between which ages? | 6 and 24 months |
Healthy infants have sufficient iron stores for the first __ to __ months of life | 4 to 6 |
What is the recommended amount of iron per day for a child between 7 and 12 months? | 11mg |
Toddlers require how much iron per day? | 7mg |
List 3 iron-rich foods: | Red meat
Legumes
Iron-fortified cereals |
How is anemia defined? | A decrease in red blood cells, hemoglobin, or both |
Anemia reduces the ______ carrying capacity of the blood | Oxygen |
What are the two classifications of anemia? | Hypoproliferative (defective production of erythrocytes)
Hemolytic (premature destruction of erythrocytes) |
Infants who drink cow's milk have a ___% chance of fecal loss of blood | 50% |
What are signs of mild to moderate anemia? | Irritability
Weakness
Decreased play activity
Fatigue |
Hemoglobin values of 6 to 10 g/dL is considered: | Mild to moderate anemia |
What are the clinical signs of a hemoglobin below 5 g/dL? | Anorexia
Skin pallor
Pale mucous membranes
Glossitis
Spoon fingernails
Inability to concentrate
Tachycardia
Systolic murmurs |
Infants should be screened for iron deficiency anemia between which ages? | 9 to 12 months |
Why are adolescents at risk for iron-deficiency anemia? | Rapid growth rate
Poor eating habits |
Health care provider usually prescribe ________ until the hemoglobin value returns to normal | Oral iron supplementation (ferrous sulfate) |
What should be taken with iron supplements? | Citrus fruits or juices |
Ascorbic acid enhances ______ absorption | Iron |
Packed RBC's are given only to which children? | Severely anemic |
Oral preparations of iron should be given how many times daily between meals? | 3 times daily |
What will the stool look like while receiving iron therapy? | Dark, tarry, green |
Iron levels usually return to normal within how many months of treatment? | 2 months |
Iron deficiency can cause the body to absorb too much ______ when exposed | Lead |
How many African Americans have sickle cell trait? | 1 in 13 |
What are some precipitating factors causing the sickling of erythrocytes? | Infection
Fever
Hypoxemia
Dehydration
High altitudes
Cold
Emotional stress |
Name the three types of sickle cell crisis: | 1. Vasoocclusive
2. Sequestration
3. Aplastic |
Children of what ages with sickle cell anemia are at highest risk of death? | Younger than 5 |
Maintaining adequate ______ can prevent further sickling | Hydration |
What happens to the red bone marrow in aplastic anemia? | Becomes yellow and fatty |
What is used to determine whether a patient has sickle cell trait or sickle cell disease? | Hemoglobin electrophoresis |
What is the only potential cure for sickle cell disease? | Bone marrow or stem cell transplantation |
Hemophilia is inherited as an _________ recessive disorder | X-linked |
Which gender is the carrier of hemophilia? | Transmitted by female carriers |
How many male births are affected by hemophilia? | 1 in 5000 male births |
Classic hemophilia (A) is caused by a deficiency in factor ______. | VIII |
In hemophilia, where does bleeding most frequently occur? | Within the joints and muscles |
In hemophilia, the partial thromboplastin time (PTT) is ____________. | Prolonged |
What is the average age of diagnosis of hemophilia? | 9 months |
What is the purpose of the infusion of the hormone desmopressin? | Prevent bleeding from occurring |
What does RICE stand for? | Rest
Ice
Compression
Elevation |
Idiopathic thrombocytopenia purpura (ITP) is the decrease in circulating _________ that results in bleeding beneath the skin. | Platelets |
The onset of ITP is seen in children of which ages? | 2 to 10 years |
The acute form of ITP usually follows what kind of infection? | Viral |
What is the most serious complication of ITP? | Intracranial hemorrhage |
What are usually the first signs of ITP? | Ecchymosis and petechial rash (usually over bony prominences) |
Platelet counts lower than ______ are life-threatening | 10,000 /mm3 |
Three-fourths of children with ITP recover within how many months? | 3 months |
Children with chronic ITP that do not respond to therapy usually undergo a _________. | Splenectomy |
A splenectomy eliminates the site of ________ ________ production | Platelet antibody |
What is the leading cause of disease in children past infancy? | Neoplastic disease (cancer) |
Leukemia is more common in which gender? | Boys |
What is the most common form of leukemia in children? | Acute lymphoid leukemia (ALL) |
In leukemia, there is an overproduction of _______ which accumulate in the marrow. | Blast cells (immature WBC's) |
Which three problems develop as a result of the overproduction and accumulation of immature WBC's? | 1. Decrease in RBC production
2. Neutropenia leads to infection
3. Decrease in platelets, causing bleeding |
What is often the first symptom of leukemia? | Anemia with pallor and fatigue |
What is the route of choice for CNS prophylaxis? | Intrathecally (directly into cerebrospinal fluid) |
What is the drug of choice for CNS prophylaxis? | Methotrexate |
Which ages are considered to be high-risk when diagnosed with acute lymphoid leukemia (ALL)? | Younger than 1 and older than 10 |
Infection with which virus is a risk factor for developing Hodgkin's lymphoma? | Epstein-Barr virus |
What is the main diagnostic feature of Hodgkin's lymphoma? | Reed-Sternberg cells |
What is the common indicator in all immunodeficiency disorders? | Unusual or recurrent, severe infections |
Why does HIV target T helper lymphocytes? | They have more CD4+ receptors on their surface than any other cell |
Severe immune problems occur when the CD4+ count drops below ____/uL | 200/uL |
What is the greatest threat to an HIV infected infant younger than one year? | Pneumocystis jiroveci pneumonia |
Juvenile idiopathic arthritis is more common in which gender? | Affects GIRLS twice as much as boys |
How is JIA characterized? | Chronic inflammation of the synovium with joint effusion |
Regular ______ exams are indicated for a child with JIA | Eye exams |
What is the disadvantage of using DMARD's? | Increased chance of infection |
What do TNF blockers do? | Reduce pain, morning stiffness, and joint swelling |
What are the disadvantages of TNF blockers? | Increased risk of infection
Increased chance of lymphoma or other cancer |
What are two examples of TNF blockers? | etanercept (Enbrel)
adalimumab (Humira) |
What is respiratory distress caused by? | A deficiency of surfactant |
Those who survive RDS gradually show improvement by the ___ day | Fourth |
What kind of feedings are contraindicated in an infant with RDS? | Nipple and gavage |
How is exogenous pulmonary surfactant administered? | Endotracheal tube directly into the lungs |
What can the mother be given before delivery to increase the production of pulmonary surfactant in the preterm infant? | Betamethasone |
How should the infant with RDS be positioned? | On the side with head in alignment |
Frequent suctioning increases the risk for: | Bronchospasm
Infection
Pneumothorax
Hypoxia
Increased intracranial pressure |
What is the most effective preventative measure for RDS? | Prevention of premature delivery |
Infants who survive Bronchopulmonaary dysplasia are at risk for: | Chronic lung disease |
What kind of pneumonia is most common? | Viral |
Bacterial pneumonias are most common in _____ and ______. | Infants and children |
What is the most common viral pneumonia in infants and children? | Respiratory syncytial virus (RSV) |
What is prescribed as preventative therapy for RSV? | Palivizumab |
What kind of pneumonias typically run a longer course? | Staphylococcal |
How many infants die of SIDS? | 2 out of every 1000 |
SIDS is often associated with which factors? | Premature birth
Low birth weight
Multiple births
CNS and respiratory dysfunctions |
What does postmortem examination reveal in an infant with SIDS? | Pulmonary edema and intrathoracic hemorrhages |
Strengths in visual processing, weakness in grammar and language, and delays in motor development are seen in which cognitive impairment disorder? | Down syndrome |
All children should be screened for autism at what ages? | 18 and 24 months |
What group of behaviors encompass ADHD? | Hyperactivity
Inattentiveness
Impulsivity |
ADHD appears to have a ______ basis | Genetic |
Which maternal factors are linked to ADHD? | Smoking and alcohol use |